var checkMarketstockvn = false;

function showMarketstockvn(url) {
	if(checkMarketstockvn == false) {
		var reqMarketstockvn = GetXmlHttpObject();
		if (reqMarketstockvn == null) {
			checkMarketstockvn = false;
	  		return;
	  	}
		//alert(reqMarketstockvn);
	  	checkMarketstockvn = true;

		reqMarketstockvn.onreadystatechange = function () {
			stateChangeMarketstockvn(reqMarketstockvn);
		};

		reqMarketstockvn.open("GET",url,true);
		reqMarketstockvn.setRequestHeader("If-Modified-Since", "Thu, 1 Jan 1970 00:00:00 GMT");
		reqMarketstockvn.setRequestHeader("Cache-Control", "no-cache");
		reqMarketstockvn.send(null);
	}
}

function stateChangeMarketstockvn(reqMarketstockvn) {

	if (reqMarketstockvn.readyState == 4) {
  		var result = reqMarketstockvn.responseText;
  		if(result != "") {
  			if(document.getElementById("divMarketIndexes")) {
  				document.getElementById("divMarketIndexes").innerHTML = result;
  			}
  		}
  	}
}